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v4l2bufferpool: O_CLOEXEC needs _GNU_SOURCE

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On some systems (E.G. uClibc and older Glibc versions), O_CLOEXEC is only
defined when _GNU_SOURCE is specified, so do so.

_GNU_SOURCE needs to be defined before any system headers are included,
so move the fcntl.h section up.

https://bugzilla.gnome.org/show_bug.cgi?id=709423
This commit is contained in:
Peter Korsgaard 2013-10-04 13:34:09 +02:00 committed by Sebastian Dröge
parent d4892859d4
commit 94f3d6fc07
1 changed files with 7 additions and 3 deletions
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10
sys/v4l2/gstv4l2bufferpool.c
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@ -26,12 +26,16 @@
# include <config.h> # include <config.h>
#endif #endif
#if HAVE_DECL_V4L2_MEMORY_DMABUF
#ifndef _GNU_SOURCE
# define _GNU_SOURCE /* O_CLOEXEC */
#endif
#include <fcntl.h>
#endif
#include <sys/mman.h> #include <sys/mman.h>
#include <string.h> #include <string.h>
#include <unistd.h> #include <unistd.h>
#if HAVE_DECL_V4L2_MEMORY_DMABUF
#include <fcntl.h>
#endif
#include "gst/video/video.h" #include "gst/video/video.h"
#include "gst/video/gstvideometa.h" #include "gst/video/gstvideometa.h"